How to Turn On Phonak Hearing Aids

Phonak, renowned worldwide for its advanced hearing solutions, is committed to improving the lives of those with hearing impairments. Understanding your Phonak hearing aid’s proper usage and care is essential to ensure it serves you effectively and lasts longer. This guide will walk you through the steps to turn on your Phonak hearing aids.

Safety Precautions:

1. Phonak Hearing Aids with Button Batteries:


  • Step 1: Start with a new zinc-air battery.
  • Step 2: Open the battery door gently.
  • Step 3: Insert the new battery, ensuring the flat side faces upwards.
  • Step 4: Close the battery door to turn on the hearing aid.

2. Modern Phonak Rechargeable Hearing Aids:

This would include Phonak Audeo L Aids (all styles) and Phonak Audeo P Aids (all styles)

Phonak Lumity hearing aid


  • Step 1: Charge the hearing aid.
  • Step 2: Remove the hearing aid from the charger to turn it on automatically.
  • Step 3: For manual control, hold the down switch for 4 seconds. A green light indicates it’s turning on, and red signifies it’s turning off.

3. Older Phonak Rechargeable Hearing Aids:

Phonak aids that are older than 4 years. This would include Phonak Audeo B90 aids and Phonak Audeo M90 aids.

turn on phonak audeo b90 hearing aid, hold down button until it blinks green once.


  • Step 1: Charge the hearing aid. Then remove the aid from the charger (it will not automatically turn on)
  • Step 2: Press the button for 4 seconds to turn it on. One light blink indicates it’s on, and two blinks mean it’s off.

Maintenance Tips:

  • Clean your hearing aids regularly with a soft, dry cloth.
  • Avoid exposing them to moisture or extreme temperatures.
  • Store in a protective case when not in use.


If your hearing aid is on but produces no sound, refer to our troubleshooting guide.

Jonathan Javid Au.D.

Jonathan Javid Au.D., a seasoned audiologist with an extensive background in the field of audiology. With over 11 years of invaluable clinical experience, Jonathan has dedicated his career to helping individuals enhance their hearing and improve their quality of life.

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